Buggy code:
public class Deployer { static final Logger log = Logger . getLogger ( Deployer . class . getName ( ) ) ; public boolean deploySample ( NativeObject request ) throws AppManagementException { ProxyApplicationCreator proxyApplicationCreator = new ProxyApplicationCreator ( ) ; WebAppDetail webAppDetail = new WebAppDetail ( ) ; ClaimManager claimManager = new ClaimManager ( ) ; BackEndApplicationCreator backEndApplicationCreator = new BackEndApplicationCreator ( ) ; HttpHandler httpHandler = new HttpHandler ( ) ; String httpBackEndUrl = Configuration . getHttpsUrl ( ) ; String storeSession ; String username = ( ( String ) ( NativeObject . getProperty ( request , "username" ) ) ) ; username = username . replace ( "\"" , "" ) . trim ( ) ; boolean response = false ; Deployer . log . debug ( ( "Username<seq2seq4repair_space>is<seq2seq4repair_space>:<seq2seq4repair_space>" + username ) ) ; String creatorSession = ( ( String ) ( NativeObject . getProperty ( request , "creatorSession" ) ) ) ; Deployer . log . debug ( ( "Creator<seq2seq4repair_space>Session<seq2seq4repair_space>is<seq2seq4repair_space>:<seq2seq4repair_space>" + creatorSession ) ) ; String webAppsJasonString = ( ( String ) ( NativeObject . getProperty ( request , "webapps" ) ) ) ; JSONParser parser = new JSONParser ( ) ; JSONObject webAppsJasonObject = null ; try { webAppsJasonObject = ( ( JSONObject ) ( parser . parse ( webAppsJasonString ) ) ) ; } catch ( ParseException e ) { Deployer . log . error ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>parsing<seq2seq4repair_space>JSON<seq2seq4repair_space>object" , e ) ; throw new AppManagementException ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>parsing<seq2seq4repair_space>JSON<seq2seq4repair_space>object" , e ) ; } UserAdminServiceClient userAdminServiceClient ; try { userAdminServiceClient = new UserAdminServiceClient ( ) ; userAdminServiceClient . addUser ( ( "subscriber_" + username ) ) ; } catch ( UserAdminUserAdminException e ) { } catch ( RemoteException e ) { Deployer . log . error ( ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>registering<seq2seq4repair_space>a<seq2seq4repair_space>User<seq2seq4repair_space>subscriber_" + username ) , e ) ; throw new AppManagementException ( ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>registering<seq2seq4repair_space>a<seq2seq4repair_space>User<seq2seq4repair_space>subscriber_" + username ) , e ) ; } catch ( LoginAuthenticationExceptionException e ) { Deployer . log . error ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>login<seq2seq4repair_space>in<seq2seq4repair_space>to<seq2seq4repair_space>UserAdminStub" , e ) ; <START_BUG> throw new AppManagementException ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>login<seq2seq4repair_space>in<seq2seq4repair_space>to<seq2seq4repair_space>UserAdminStub" , e ) ; <END_BUG> } try { storeSession = httpHandler . doPostHttp ( ( httpBackEndUrl + "//store//apis//user//login" ) , ( ( ( "{\"username\":\"subscriber_" + username ) + "\"" ) + ",\"password\":\"subscriber\"}" ) , "header" , "application//json" ) ; webAppDetail . setStoreSession ( storeSession ) ; } catch ( IOException e ) { Deployer . log . error ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>requesting<seq2seq4repair_space>a<seq2seq4repair_space>store<seq2seq4repair_space>session" , e ) ; throw new AppManagementException ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>requesting<seq2seq4repair_space>a<seq2seq4repair_space>store<seq2seq4repair_space>session" , e ) ; } for ( Object webappName : webAppsJasonObject . keySet ( ) ) { JSONObject webAppJsonObject = ( ( JSONObject ) ( webAppsJasonObject . get ( webappName ) ) ) ; webAppDetail . setWebAppName ( ( ( ( webappName . toString ( ) ) + "_" ) + username ) ) ; webAppDetail . setVersion ( webAppJsonObject . get ( "version" ) . toString ( ) ) ; if ( ! ( AppMDAO . isWebAppAvailable ( webAppDetail . getWebAppName ( ) , webAppDetail . getVersion ( ) ) ) ) { webAppDetail . setContext ( webAppJsonObject . get ( "context" ) . toString ( ) ) ; webAppDetail . setCreatorSession ( creatorSession ) ; webAppDetail . setUserName ( username ) ; webAppDetail . setWarFileName ( webAppJsonObject . get ( "warfilename" ) . toString ( ) ) ; webAppDetail . setDisplayName ( webAppJsonObject . get ( "displayname" ) . toString ( ) ) ; JSONObject claims = ( ( JSONObject ) ( webAppJsonObject . get ( "claims" ) ) ) ; ConcurrentHashMap < String , String [ ] > claimsMap = new ConcurrentHashMap < String , String [ ] > ( ) ; for ( Object claimKey : claims . keySet ( ) ) { JSONObject claimJobj = ( ( JSONObject ) ( claims . get ( claimKey ) ) ) ; claimsMap . put ( claimKey . toString ( ) , new String [ ] { claimJobj . get ( "url" ) . toString ( ) , claimJobj . get ( "value" ) . toString ( ) , claimJobj . get ( "isNew" ) . toString ( ) } ) ; } webAppDetail . setClaims ( claimsMap ) ; backEndApplicationCreator . copyFileUsingFileStreams ( webAppDetail . getWarFileName ( ) ) ; claimManager . addClaimMapping ( claimsMap ) ; claimManager . setClaimValues ( claimsMap , ( "subscriber_" + username ) ) ; proxyApplicationCreator . manageWebApplication ( webAppDetail ) ; response = true ; } } return response ; } }

Fix:
throw new AppManagementException ( "Error<seq2seq4repair_space>while<seq2seq4repair_space>login<seq2seq4repair_space>to<seq2seq4repair_space>UserAdminStub" , e ) ;